var imgs = new Array(); var imgcnt = 0; var thisimg = 0;
imgs[imgcnt++] = 'images/b/01.jpg';
imgs[imgcnt++] = 'images/b/01.jpg';
imgs[imgcnt++] = 'images/b/02.jpg';
imgs[imgcnt++] = 'images/b/03.jpg';
imgs[imgcnt++] = 'images/b/04.jpg';
imgs[imgcnt++] = 'images/b/05.jpg';


imgs[imgcnt++] = 'images/b/08.jpg';
imgs[imgcnt++] = 'images/b/09.jpg';

imgs[imgcnt++] = 'images/b/11.jpg';
imgs[imgcnt++] = 'images/b/12.jpg';
imgs[imgcnt++] = 'images/b/13.jpg';
imgs[imgcnt++] = 'images/b/14.jpg';
imgs[imgcnt++] = 'images/b/15.jpg';
 imgs[imgcnt++] = 'images/b/16.jpg';

imgs[imgcnt++] = 'images/b/18.jpg';


 
function nextImg() {
if (document.images) {
  thisimg++;
  if (thisimg >= imgcnt) thisimg = 0;
  document.rollimg.src = imgs[thisimg];
}
}
function prevImg() {
if (document.images) {
  thisimg--;
  if (thisimg < 0) thisimg = imgcnt-1;
  document.rollimg.src = imgs[thisimg];
}
}